package com.tgy;

import java.util.HashMap;

/**
 * @Author: tgy
 * @Date: 2020-08-21 09:55
 */
public class ReadHashmap {

    public static void main(String[] args) {


        HashMap<Integer, String> hashMap = new HashMap<>();

        hashMap.put(1,"111");
        hashMap.put(1,"222");
        hashMap.put(17,"333");
    }
}
